For decades, Ashoka Fellows on every continent have pioneered one important new reform after another to how migration works. Each of these entrepreneurs’ proven, practical social change innovations helps the others. See how their contributions fit together.

It's a duel, quite possibly to the death. The bad guys: Censorship, surveillance, sabotage, fraud. The good guys: Freedom, access to information, quality of information, privacy, and security. The venue: the Internet. The stakes: Couldn't be higher.